Plat Map of Northern Pacific facilities at Willbridge, Oregon, November 10, 1910, Sheet Number 2, Line Segment 440, 689, showing the Willbridge west end, Willbridge-Seaside line.

Plat Map of Northern Pacific facilities at Willbridge, Oregon, December 1, 1906, Sheet Number 1, Line Segment 440, showing the Willbridge-Seaside line.

Plat Map of Northern Pacific facilities at Willbridge, Oregon, December 1, 1906, Sheet Number 2, Line Segment 440, 689, showing the Willbridge yard, Willbridge-Seaside line, Portland Gas spurs.

Plat Map of Northern Pacific facilities at Willapa, Washington, undated, Sheet Number 2, Line Segment 420, showing the Chehalis-South Bend line.

Plat Map of Northern Pacific facilities at Willapa, Washington, undated, Sheet Number 1, Line Segment 420, showing the Chehalis-South Bend line.

Plat Map of Northern Pacific facilities at Wilkeson, Washington, November 2, 1914, Sheet Number 1, Line Segment 415, showing the Carbonado-Cascade Junction line.

Plat Map of Northern Pacific facilities at Wilkeson, Washington, November 2, 1914, Sheet Number 2, Line Segment 415, showing the Carbonado-Cascade Junction line.

Plat Map of Northern Pacific facilities at Wilburton, Washington, January 1, 1909, Sheet Number 2, Line Segment 405, showing the Woodinville-Black River line.

Plat Map of Northern Pacific facilities at Wilburton, Washington, January 1, 1909, Sheet Number 1, Line Segment 405, showing the Woodinville-Black River line.

Plat Map of Northern Pacific facilities at Wilbur, Washington, January 19, 1921, Sheet Number 1, Line Segment 378, showing the Cheney-Coulee City line.